UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for CYFB... Searching the city database file for: CYFB ... Date:1200Z 28 DEC 25 Station: CYFB WMO ident: 71909 Latitude: 63.75 Longitude: -68.55 Elevation: 22.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1022 22 -9.9 -14.4 70 4.5 -10.9 170 2 261.6 261.8 260.9 264.9 1.22 1 1000 188 -10.3 -15.3 67 5.0 -11.4 145 9 262.9 263.0 261.7 266.0 1.16 2 925 782 -15.9 -18.0 84 2.1 -16.3 190 14 263.1 263.2 261.6 265.8 1.00 3 889 1080 -18.3 -19.4 91 1.1 -18.5 206 19 263.6 263.7 261.9 266.1 0.92 4 871 1233 -18.1 -26.1 50 8.0 -19.2 214 22 265.3 265.4 262.3 266.8 0.52 5 863 1302 -18.5 -26.5 49 8.0 -19.6 209 23 265.6 265.7 262.5 267.1 0.51 6 850 1415 -18.1 -25.1 54 7.0 -19.1 200 24 267.2 267.3 263.9 268.9 0.59 7 832 1575 -17.7 -20.7 77 3.0 -18.2 194 24 269.2 269.4 265.8 271.8 0.88 8 777 2086 -18.9 -23.1 69 4.2 -19.6 185 28 273.3 273.4 268.4 275.5 0.77 9 739 2460 -17.9 -20.4 81 2.5 -18.4 199 36 278.3 278.5 271.9 281.3 1.02 10 700 2864 -19.5 -21.5 84 2.0 -19.9 190 38 280.9 281.1 273.3 283.8 0.98 11 684 3035 -20.7 -21.1 97 0.4 -20.8 187 40 281.4 281.6 273.8 284.5 1.04 12 653 3376 -22.1 -24.2 83 2.1 -22.5 181 43 283.6 283.7 274.6 286.1 0.83 13 592 4087 -28.1 -28.5 96 0.4 -28.2 178 45 284.7 284.8 274.9 286.6 0.62 14 589 4124 -26.7 -30.9 68 4.2 -27.2 179 45 286.7 286.8 275.7 288.3 0.49 15 585 4173 -27.1 -30.6 72 3.5 -27.5 179 45 286.8 286.9 275.9 288.4 0.51 16 573 4322 -28.1 -38.1 38 10.0 -29.0 181 45 287.4 287.4 275.7 288.2 0.25 17 556 4537 -28.7 -34.7 56 6.0 -29.3 184 47 289.1 289.2 276.8 290.3 0.36 18 535 4812 -30.3 -39.3 41 9.0 -31.1 189 49 290.4 290.5 277.3 291.2 0.24 19 500 5290 -32.3 -37.0 63 4.7 -32.7 190 62 293.7 293.7 279.0 294.7 0.32 20 492 5404 -33.1 -37.1 67 4.0 -33.4 190 64 294.0 294.1 279.1 295.1 0.32 21 476 5637 -34.1 -43.1 40 9.0 -34.7 190 67 295.6 295.6 279.6 296.2 0.18 22 471 5711 -34.3 -43.3 40 9.0 -34.9 190 68 296.2 296.3 279.9 296.8 0.18 23 404 6772 -41.1 -56.1 18 15.0 -41.6 185 82 300.7 300.7 281.7 300.9 0.05 24 400 6840 -41.3 -55.3 21 14.0 -41.8 185 83 301.3 301.3 282.0 301.5 0.05 25 339 7945 -48.6 -59.7 26 11.2 -48.8 185 96 306.0 306.0 283.8 306.2 0.04 26 317 8383 -51.5 -61.5 29 10.0 -51.7 186 95 307.9 307.9 284.5 308.0 0.03 27 300 8740 -52.7 -66.7 17 14.0 -52.9 190 94 311.1 311.1 285.7 311.1 0.02 28 267 9484 -56.1 -69.1 18 13.0 -56.2 195 91 316.6 316.7 287.6 316.7 0.01 29 250 9900 -56.7 -71.7 13 15.0 -56.9 195 85 321.8 321.8 289.3 321.8 0.01 30 241 10131 -58.1 -72.1 15 14.0 -58.2 195 80 323.1 323.1 289.7 323.1 0.01 31 231 10399 -56.7 -75.7 7 19.0 -56.9 195 78 329.1 329.1 291.5 329.2 0.01 32 200 11310 -57.3 -78.3 5 21.0 -57.5 195 61 342.0 342.0 294.8 342.0 0.00 33 167 12445 -59.7 -80.7 5 21.0 -59.9 201 55 356.1 356.1 297.9 356.1 0.00 34 161 12674 -58.1 -80.1 4 22.0 -58.3 207 55 362.6 362.6 299.2 362.6 0.00 35 150 13120 -58.5 -80.5 4 22.0 -58.7 225 51 369.3 369.3 300.4 369.3 0.00 36 137 13688 -59.5 -81.5 4 22.0 -59.7 223 51 377.2 377.2 301.8 377.2 0.00 37 133 13873 -58.1 -81.1 4 23.0 -58.4 221 50 382.9 382.9 302.7 382.9 0.00 38 100 15650 -62.1 -84.1 4 22.0 -62.3 235 45 407.7 407.7 306.2 407.8 0.00 39 92 16165 -61.7 -84.7 3 23.0 -62.0 230 38 418.4 418.4 307.5 418.4 0.00 40 70 17830 -68.3 -88.3 4 20.0 -68.4 240 42 438.3 438.3 309.7 438.3 0.00 41 53 19485 -71.5 -90.5 4 19.0 -71.6 249 53 467.1 467.1 312.4 467.2 0.00 42 51 19713 -70.7 -89.7 4 19.0 -70.8 257 53 474.2 474.2 313.0 474.2 0.00 43 50 19830 -71.7 -89.7 5 18.0 -71.8 250 59 474.5 474.5 313.0 474.5 0.00 44 41 20983 -77.7 -92.7 7 15.0 -77.7 246 51 487.3 487.3 314.0 487.3 0.00 45 38 21421 -74.9 -90.9 7 16.0 -75.0 245 51 505.1 505.1 315.3 505.1 0.00 46 30 22780 -78.7 -92.7 8 14.0 -78.8 265 50 530.1 530.1 316.9 530.1 0.00 TRP 241 10131 -58.1 -72.1 15 14.0 -58.2 195 80 323.1 323.1 289.7 323.1 0.01 WND 339 7945 -48.6 -59.7 26 11.2 -48.8 185 96 306.0 306.0 283.8 306.2 0.04 Sounding variables and indices 1000-500 mb thick: 5102.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 72.81 % Est. max temperature: -6.27 C = 20.72 F Sfc-Lift cond lev (LCL): 950.69 mb = 573.31 m = 1880.91 ft T: -13.93 C 700-500 lapse rate: 5.28 C/km ThetaE index: 0.21 C Layer 925.0- 889.0 mb Conv cond level (CCL): 906.58 mb = 932.96 m = 3060.85 ft Mean mixing ratio: 1.10 g/kg Conv temperature: -8.19 C = 17.26 F Cap Strength: 20.77 C Lifted Index: 22.93 C Risk: None Lifted Index @300 mb: 32.07 C Lifted Index @700 mb: 14.44 C Showalter Index: 20.47 C Risk: None Total Totals Index: 21.40 C Risk: None Vertical Totals Index: 14.20 C Cross Totals Index: 7.20 C K Index: -12.90 Risk: None Sweat Index: 110.00 Risk: None Energy Index: 5.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.54 J/kg Max Up Vert Vel: 2.66 m/s Conv Inhibition (B-): 44727.68 J/kg Cap Strength: 22.69 C Lift Cond Lev (LCL): 913.89 mb = 872.65 m = 2862.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 217 at 29 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1022 22 170 2 -0.3 2.0 | 40 27 -17.5 -20.8 1 1000 188 145 9 -5.2 7.4 | 55 27 -22.3 -15.4 2 985 305 150 9 -4.5 7.8 | 55 26 -21.7 -15.0 3 946 610 180 12 0.0 12.0 | 58 20 -17.2 -10.8 4 925 782 190 14 2.4 13.8 | 59 17 -14.8 -9.0 5 909 914 195 16 4.1 15.5 | 61 15 -13.0 -7.3 6 873 1219 215 22 12.6 18.0 | 44 7 -4.6 -4.8 7 850 1415 200 24 8.2 22.6 | 89 9 -9.0 -0.2 8 804 1829 185 24 2.1 23.9 | 94 15 -15.1 1.1 9 772 2134 185 29 2.5 28.9 | 113 16 -14.7 6.1 10 741 2438 200 36 12.3 33.8 | 156 12 -4.9 11.0 11 711 2743 190 36 6.3 35.5 | 139 17 -10.9 12.7 12 700 2864 190 38 6.6 37.4 | 144 18 -10.6 14.6 13 627 3658 175 46 -4.0 45.8 | 137 31 -21.2 23.0 14 576 4267 180 45 0.0 45.0 | 142 28 -17.2 22.2 15 529 4877 190 50 8.7 49.2 | 162 28 -8.5 26.5 16 500 5290 190 62 10.8 61.1 | 170 39 -6.4 38.3 17 445 6096 190 74 12.8 72.9 | 175 50 -4.3 50.1 18 400 6840 185 83 7.2 82.7 | 171 61 -9.9 59.9 19 356 7620 185 92 8.0 91.6 | 172 69 -9.2 68.9 20 339 7945 185 96 8.4 95.6 | 173 73 -8.8 72.9 21 324 8230 185 96 8.4 95.6 | 173 73 -8.8 72.9 22 300 8740 190 94 16.3 92.6 | 179 70 -0.9 69.8 23 282 9144 190 92 16.0 90.6 | 179 68 -1.2 67.8 24 268 9449 195 92 23.8 88.9 | 186 66 6.6 66.1 25 250 9900 195 85 22.0 82.1 | 185 60 4.8 59.3 26 241 10131 195 80 20.7 77.3 | 184 55 3.5 54.5 27 221 10668 195 76 19.7 73.4 | 183 51 2.5 50.6 28 200 11310 195 61 15.8 58.9 | 178 36 -1.4 36.1 29 174 12192 205 51 21.6 46.2 | 191 24 4.4 23.4 30 166 12497 200 56 19.2 52.6 | 184 30 2.0 29.8 31 150 13120 225 51 36.1 36.1 | 235 23 18.9 13.3 32 143 13411 225 51 36.1 36.1 | 235 23 18.9 13.3 33 118 14630 215 49 28.1 40.1 | 212 21 10.9 17.4 34 107 15240 230 43 32.9 27.6 | 253 16 15.8 4.9 35 100 15650 235 45 36.9 25.8 | 261 20 19.7 3.0 36 97 15850 235 45 36.9 25.8 | 261 20 19.7 3.0 37 88 16459 225 32 22.6 22.6 | 272 5 5.4 -0.2 38 79 17069 250 34 31.9 11.6 | 307 19 14.8 -11.2 39 70 17830 240 42 36.4 21.0 | 275 19 19.2 -1.8 40 68 17983 230 40 30.6 25.7 | 258 14 13.5 2.9 41 62 18593 245 50 45.3 21.1 | 273 28 28.1 -1.6 42 58 18898 230 53 40.6 34.1 | 244 26 23.4 11.3 43 50 19812 260 53 52.2 9.2 | 291 38 35.0 -13.6 44 50 19830 250 59 55.4 20.2 | 274 38 38.3 -2.6 45 48 20117 250 59 55.4 20.2 | 274 38 38.3 -2.6 46 39 21336 245 48 43.5 20.3 | 275 26 26.3 -2.5 47 37 21641 245 61 55.3 25.8 | 265 38 38.1 3.0 48 33 22250 255 49 47.3 12.7 | 289 32 30.1 -10.1 49 30 22780 265 50 49.8 4.4 | 299 37 32.6 -18.4 50 24 23470 270 51 51.0 -0.0 | 304 41 33.8 -22.8 51 22 23774 260 51 50.2 8.9 | 293 36 33.0 -13.9 52 20 24079 245 35 31.7 14.8 | 299 17 14.5 -8.0 53 14 25298 265 55 54.8 4.8 | 296 42 37.6 -18.0 Wind Parameters Mean winds (0-6000m): 187.0 at 38.0 knts Storm direction: 217.0 at 28.5 knts Shear (0-3000m) pos: 4.6 neg: 3.1 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 134.4 neg: -19.5 tot: 114.9 m^2/s^2 ave: 38.3 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 129.45 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 155 8 54 26| 9.4 0.0 9.4| 57.4 0.0 57.4 114.7 0.68| 12.5 8.5 1000 178 11 57 21| 8.5 0.0 8.5| 61.0 -0.6 60.3 60.3 0.39| 11.6 4.6 1500 192 15 60 16| 5.6 2.1 7.8| 72.8 -5.8 66.9 44.6 0.35| 12.5 4.3 2000 191 17 68 15| 4.2 2.9 7.1| 87.3 -5.8 81.4 40.7 0.37| 11.3 4.2 2500 191 20 78 13| 5.6 2.3 7.9|129.2 -7.7 121.5 48.6 0.47| 11.8 5.6 3000 191 23 90 13| 4.6 3.1 7.8|134.4 -19.5 114.9 38.3 0.38| 11.3 4.4 4000 186 28 111 15| 3.6 3.4 7.0|144.9 -36.6 108.3 27.1 0.31| 10.1 3.1 5000 186 32 124 17| 4.2 2.7 6.9|238.6 -36.6 202.0 40.4 0.39| 9.7 3.8 6000 187 38 140 20| 3.5 3.5 7.0|302.7 -36.6 266.1 44.3 0.38| 9.7 3.7 Wrote GIF file: /home/apache/climate/data/raob//CYFB/skewt/CYFB.skewt.20251228.12.gif